Home / 889,023.89-1,226,853.09-481,125.86

Finding the Fourth Proportional to 889,023.89, 1,226,853.09 and 481,125.86

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Solution

The fourth proportional to 889,023.89, 1,226,853.09 and 481,125.86 is: 663,953.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,023.89 : 1,226,853.09 = 481,125.86 : x
  2. Step 2: Convert to fraction form
    889,023.89/1,226,853.09 = 481,125.86/x
  3. Step 3: Cross multiply
    889,023.89x = 1,226,853.09 × 481,125.86
  4. Step 4: Simplify right side
    889,023.89x = 590,270,748,019.91
  5. Step 5: Solve for x
    x = 590,270,748,019.91/889,023.89
  6. Step 6: Final answer
    x = 663,953.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.